Here are a couple videos of Annabelle walking. The first one was taken a couple of weeks ago. Even though she took her first steps on her birthday, she really didn't get walking down until she was 13 months...which would be these last couple of weeks.
I like how this video begins because she was refusing to walk; she wouldn't even put her legs down for awhile.
And here's a video we took this morning of Annabelle doing peek-a-boo: